"marabou" <not### [at] availableyet> wrote in message
news:3bd6e48c@news.povray.org...
> Bill DeWitt wrote:
>
> >
> >     I haven't read you newusers post, but it looks like a case of AA
> > erasure. The line is so small the effect of anti-Aliasing completely
> > erases it. At a different angle, it will probably show up again.
>
> would you explain what this mean:
> The line is so small the effect of anti-Aliasing completely
> erases it.

    If a line or a point is smaller than a pixel or so, the averaging of the
color values of the pixels surrounding it makes it fade into insignificance,
ie: Erasure.

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